The early models need to be done on an OBDII machine.
Tha later models by:
1. Get in your car and shut the door.
2. Put your key in the ignition
3. Turn your ignition key to position 1
4. Push in your Odometer reset button and hold it in while holding it move the ignition key to position 2 while holding down the odometer reset button.
5. After couple of seconds of holding the button down and the key in position 2 your service light will start to blink once that happens let go of the reset button and start the car.
The statement above is for resetting the service light only. The 1999 and new cars are network cars that require Volvo software to reset the light. You can on certain models 99 and newer to get generic "P" codes as a readout. These codes 99 percent of the time coincide with Volvos 3 and 4 digit codes.
Did you try unhooking the battery
how do you reset engine light on 1991 volvo 240
With an OBD2 code reader
disconnect the battery for 1min or so the light will go off
With an OBD2 code reader
To reset the check engine light on a 1994 Volvo 960, first, ensure that any underlying issues have been addressed. Then, disconnect the negative terminal of the battery and leave it disconnected for about 15 minutes. Reconnect the battery terminal, and the check engine light should reset. If the light comes back on, further diagnostics may be needed to identify and resolve the issue.
To reset the check engine light on a 1994 Volvo 960, you can disconnect the battery by removing the negative terminal for about 10-15 minutes. This will clear the engine codes and turn off the check engine light. Alternatively, you can use an OBD-I scanner to read and clear the codes. Always ensure any underlying issues are addressed before resetting the light.
There are a few different ways to reset the check engine light on this vehicle. You can either have a mechanic use a scan tool, remove the battery cables and touch them together, or fix the problem to get the light to go off.
To reset the check engine light on a 2005 Volvo S40, you can use an OBD-II scanner to read and clear the trouble codes. Alternatively, you can disconnect the car battery for about 10-15 minutes, which will reset the system. After reconnecting the battery, the check engine light should turn off if the underlying issue has been resolved. However, it's important to address any underlying problems that triggered the light before resetting it.
To reset the check engine light on a 1993 Volvo, you can disconnect the battery for about 15 minutes, which will clear the error codes and reset the light. Alternatively, you can use an OBD-I scanner to read and clear the codes directly from the vehicle's diagnostic system. Make sure to address any underlying issues that triggered the check engine light before resetting it to avoid future problems. Always consult your vehicle's manual for specific instructions.
Disconnect the battery for 5 minutes get the radio code before doing this
Disconnect the red battery cable. Wait a few moments and reconnect it.